CN215278540U

CN215278540U - Vegetable seed classificator that possesses selection by winnowing, screening, hierarchical function

Info

Publication number: CN215278540U
Application number: CN202120567913.7U
Authority: CN
Inventors: 张凯
Original assignee: Nanjing Kaiborui Machinery Manufacturing Co ltd
Current assignee: Nanjing Kaiborui Machinery Manufacturing Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-12-24
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a vegetable seed preparator that possesses selection by winnowing, screening, hierarchical function belongs to the preparator field. The vegetable seed classificator with the functions of winnowing, screening and classifying comprises a screening and classifying device, a screening box and a screening net group, wherein the screening box is internally provided with the screening net group; the winnowing device comprises an air duct arranged on the left side of the screen box, a cyclone separator connected to the left end of the air duct, and a negative pressure fan arranged at the lower end of the cyclone separator. The utility model discloses a selection by winnowing, classified screening separates heavy debris, incomplete seed and clear debris in with vegetable seed from the seed, accomplishes the standardization of vegetable seed in grades carefully.

Description

Vegetable seed classificator that possesses selection by winnowing, screening, hierarchical function

Technical Field

The utility model belongs to the preparator field, especially a vegetable seed preparator that possesses selection by winnowing, screening, hierarchical function.

Background

Vegetable seeds are easily mixed with impurities such as stones, clods, plant debris and the like in the collection process, so that the seeds need to be carefully selected to improve the purity, the germination rate and the seed vigor of the seeds. The seed selecting machine is a main device for seed selecting and processing, is widely applied in the field of agriculture at home and abroad, and has the main functions of removing impurities and unsaturated and moth-eaten seeds in the seeds, and finely selecting and classifying the plump seeds.

At present, the existing vegetable seed sorting machine utilizes a vibrating screen principle, and then screens are customized according to the sizes of seeds, but the method has certain limitation, because the volume of some empty-shelled seeds is unchanged, the empty-shelled seeds cannot be screened, the production benefit of vegetables can be reduced, the sorting process is few, and impurities and unsaturated seeds cannot be effectively removed.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: provides a vegetable seed classificator with functions of winnowing, screening and grading, which aims to solve the problems in the prior art.

The technical scheme is as follows:

a vegetable seed classificator that possesses selection by winnowing, screening, hierarchical function includes: the screening and grading device is provided with a screen box, and a screen mesh group is arranged in the screen box;

the winnowing device comprises an air duct arranged on the left side of the screen box, a cyclone separator connected to the left end of the air duct, and a negative pressure fan arranged at the lower end of the cyclone separator.

In a further embodiment, the negative pressure fan is provided with a trash outlet.

By adopting the technical scheme: light impurities and hollow seeds screened out in the winnowing step are removed, and materials are prevented from being accumulated at the bottom end of the cyclone separator.

In a further embodiment, the top of the screen box is provided with an upper cover, and the bottom of the upper cover is provided with a magnet.

By adopting the technical scheme: the magnet adsorbs magnetic substances in the material.

In a further embodiment, an acoustic insulation layer is provided on the outer wall of the screen box.

Through adopting above-mentioned technical scheme, be provided with the acoustic celotex board in the puigging, give sound insulation, noise abatement to the sieve case in service.

In a further embodiment, the screen pack is connected to the screen box by a clamping slot.

By adopting the technical scheme: the screen cloth group passes through the draw-in groove with the sieve case and is connected, realizes that the screen cloth group dismantles the replacement according to not unidimensional material, improves the screening precision.

The utility model has the advantages that: the utility model generates attraction through the negative pressure fan, the weight of light impurities and empty seeds is less than the attraction, and the light impurities and the empty seeds are attracted to the air duct opening and are removed; set up the multilayer screen cloth, utilize the volume variation in size of vegetables seed and impurity, carry out choice to vegetables seed, the material that is greater than the screen cloth size is stayed screen cloth surface and is until getting rid of, is less than the material of screen cloth size and falls into next-level screen cloth, gets into the screening link once more, finishes until the screening, the utility model discloses effectively get rid of the impurity of volume difference and not full seed, also be applicable to the choice of the seed of different grade type.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The reference signs are: the device comprises a frame 1, a screen box 2, a feeding port 3, a feeding adjusting device 4, a motor base 5, a vibration motor 6, an air duct 7, a cyclone separator 8, a negative pressure fan 9, a screen group 10, a first screen 101, a second screen 102, a third screen 103, a fourth screen 104, a discharging port group 11, a first discharging port 111, a second discharging port 112, a third discharging port 113, a fourth discharging port 114, a fifth discharging port 115, a trash discharging port 12, an upper cover 13, a magnet 14, a sound insulation layer 15, balls 16 and a clamping groove 17.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

A vegetable seed classificator with winnowing, screening and grading functions comprises a frame 1, a screen box 2, a screen group 10, a discharge hole group 11, a feed inlet 3, a feed adjusting device 4, a motor base 5, a vibration motor 6, an air duct 7, a cyclone separator 8 and a negative pressure fan 9.

As shown in fig. 1, the screen box 2 is connected to the frame 1 through an elastic spring, the screen set 10 is installed in the screen box 2, the screen set 10 screens materials in a classified manner, the discharge port set 11 is disposed on the right side wall of the screen box 2, the feed port 3 is installed at the top end of the screen box 2, the feed adjusting device 4 is connected to the lower end of the feed port 3, the feed adjusting device 4 adjusts the feed speed to prevent the material accumulation phenomenon, the motor base 5 is disposed at the outer bottom of the screen box 2, the vibration motor 6 is installed on the motor base 5, the vibration motor 6 is used for providing vibration power for the screen box 2, the air duct 7 is disposed at the left side of the screen box 2, the cyclone separator 8 is installed at the left end of the negative pressure air duct, and the fan 9 is connected to the lower end of the cyclone separator 8, the negative pressure fan 9 generates negative pressure suction force, and the materials with the gravity smaller than the suction force are sucked into the cyclone separator 8 from the air duct 7 and then are settled at the bottom end of the cyclone separator 8 through the dust removal effect of the cyclone separator 8.

The screen group 10 comprises a first screen 101, a second screen 102, a third screen 103 and a fourth screen 104, the outlet group 11 comprises a first outlet 111, a second outlet 112, a third outlet 113, a fourth outlet 114 and a fifth outlet 115, the first screen 101 is arranged below the inlet 3, the first outlet 111 is connected with the right end of the first screen 101, the second screen 102 is arranged below the first screen 101, the second outlet 112 is connected with the right end of the second screen 102, the third screen 103 is arranged below the second screen 102, the third outlet 113 is connected with the right end of the third screen 103, the fourth screen 104 is arranged below the third screen 103, the fourth outlet 114 is connected with the fourth screen 104, and the fifth outlet 115 is arranged at the right side of the bottom of the screen box 2, the screen openings of the first screen 101 to the fourth screen 104 become smaller in sequence, the material larger than the screen opening of the first screen 101 moves on the surface of the first screen 101 until the material discharged from the first discharge port 111 falls into the second screen 102, the material larger than the screen opening of the second screen 102 moves on the surface of the second screen 102 until the material discharged from the second discharge port 112 and smaller than the screen opening of the second screen 102 falls into the third screen 103, the material larger than the screen opening of the third screen 103 moves on the surface of the third screen 103 until the material discharged from the third discharge port 113 and smaller than the screen opening of the third screen 103 falls into the fourth screen 104, and the material larger than the screen opening of the fourth screen 104 moves on the surface of the fourth screen 104, until the materials are discharged from the fourth discharge port 114, the materials smaller than the sieve holes of the fourth sieve 104 fall into the bottom of the sieve box 2, and are discharged from the fifth discharge port 115, so that the materials are accurately classified and screened, and the materials with many impurity types are selected.

The negative pressure fan 9 is provided with a trash discharge port 12 for discharging light trash and hollow seeds screened out in the winnowing process, and preventing materials from accumulating at the bottom end of the cyclone separator 8

An upper cover 13 is arranged at the top of the sieve box 2, a magnet 14 is arranged at the bottom of the upper cover 13, and the magnet 14 adsorbs magnetic substances in the materials.

Be provided with puigging 15 on the sieve case 2 outer wall, be provided with the acoustic celotex board in the puigging 15, give sound insulation to sieve case 2 in the work, noise abatement.

The bottom of the frame 1 is provided with a ball 16, which is convenient for the position of the fine separator to move.

Screen cloth group 10 is connected through draw-in groove 17 with sieve case 2, realizes screen cloth group 10 dismantles the replacement according to not unidimensional material, improves the screening precision.

The working principle of the embodiment is as follows: after materials are added through the feeding port 3, the size of the feeding port 3 is adjusted through the material adjusting device, uniform feeding of the materials is realized, the situation of material blockage cannot occur, the materials conveyed from the feeding port 3 enter a winnowing link at the inlet of an air duct 7, the air duct 7 is narrow at the left and wide at the right, negative pressure is generated on the right side of the air duct 7 under the action of a negative pressure fan 9, light impurities entering the air duct 7 are sucked into a cyclone separator 8 from the air duct 7 under the attraction force, and are settled at the bottom end of the cyclone separator 8 under the dust removing action of the cyclone separator 8 and are discharged from a impurity discharging port 12; the materials (seeds and heavy impurities) with the gravity greater than the suction force generated by the negative pressure fan 9 enter a stage screening link. The materials enter the screen group 10, the screen group 10 is driven by the vibrating motor 6 to do reciprocating vibration, the screen holes from the first screen 101 to the fourth screen 104 become smaller in sequence, the materials larger than the screen holes of the first screen 101 move on the surface of the first screen 101 until being discharged from the first discharge hole 111, the materials smaller than the screen holes of the first screen 101 fall on the second screen 102, the materials larger than the screen holes of the second screen 102 move on the surface of the second screen 102 until being discharged from the second discharge hole 112, the materials smaller than the screen holes of the second screen 102 fall on the third screen 103, the materials larger than the screen holes of the third screen 103 move on the surface of the third screen 103 until being discharged from the third discharge hole 113, the materials smaller than the screen holes of the third screen 103 fall on the fourth screen 104, and the materials larger than the screen holes of the fourth screen 104 move on the surface of the fourth screen 104 until being discharged from the fourth discharge hole 114, the material smaller than the holes of the fourth screen cloth 104 falls into the bottom of the screen box 2 and is discharged from the fifth discharge hole 115.

In the winnowing step, because the empty shell seeds are small in mass and the gravity is smaller than the attraction force generated by the air duct 7, the empty shell seeds are removed by the winnowing step, so that the effective germination seed content of the vegetable seeds is improved; screen cloth group 10 is connected through draw-in groove 17 with sieve case 2, dismantles the replacement, at the vegetable seed of screening different volumes, has improved the utilization ratio of machine, and first screen cloth 101's slope degree is less than other screen cloths, and inclination is 1 degree to 4 degrees, and gentle inclination, material get rid of slowly right, and it is long at first screen cloth 101 dwell time, and more light miscellaneous thing are sieved out in wind channel 7, improves the work efficiency of selection by winnowing link.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention is that the technical solution of the present invention is subjected to various equivalent transformations, which all belong to the protection scope of the present invention.

Claims

1. The utility model provides a vegetable seed preparator that possesses selection by winnowing, screening, hierarchical function which characterized in that includes: the screening and grading device is provided with a screen box, and a screen mesh group is arranged in the screen box;

2. The vegetable seed separator with air separation, screening and grading functions as claimed in claim 1, wherein the negative pressure fan is provided with a trash discharge port.

3. The vegetable seed separator with air separation, screening and classification functions as claimed in claim 1, wherein the top of the screen box is provided with an upper cover, and the bottom of the upper cover is provided with a magnet.

4. The vegetable seed classifier with air separation, screening and classification functions as claimed in claim 1, wherein a sound insulation layer is arranged on the outer wall of the screen box.

5. The vegetable seed separator with the functions of air separation, screening and classification as claimed in claim 1, wherein the screen set is connected with the screen box through a clamping groove.